[Linux] [App Compiler] Protocols can only inherit from other protocols

[Turelk]

BEE2 Application Version

2.4.44.1 64bit

BEE2 Package Version

2.4.44.1

What operating system are you running on?

Linux

Description of the bug

When i run compiler.spec it crashes with a TypeError

Expected behavior

I expect it to compile as normal.

Steps to reproduce

1. Clone BEE2 and it's submodules.
2. Execute compiler.spec
3. Get TypeError

Logs and Reports

94 INFO: PyInstaller: 6.4.0, contrib hooks: 2023.7
94 INFO: Python: 3.11.3
95 INFO: Platform: Linux-6.4.12-zen1-1-zen-x86_64-with-glibc2.37
Traceback (most recent call last):
  File "/usr/bin/pyinstaller", line 8, in <module>
    sys.exit(_console_script_run())
             ^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3.11/site-packages/PyInstaller/__main__.py", line 228, in _console_script_run
    run()
  File "/usr/lib/python3.11/site-packages/PyInstaller/__main__.py", line 212, in run
    run_build(pyi_config, spec_file, **vars(args))
  File "/usr/lib/python3.11/site-packages/PyInstaller/__main__.py", line 69, in run_build
    PyInstaller.building.build_main.main(pyi_config, spec_file, **kwargs)
  File "/usr/lib/python3.11/site-packages/PyInstaller/building/build_main.py", line 1091, in main
    build(specfile, distpath, workpath, clean_build)
  File "/usr/lib/python3.11/site-packages/PyInstaller/building/build_main.py", line 1031, in build
    exec(code, spec_namespace)
  File "compiler.spec", line 17, in <module>
    import utils
  File "/home/turelk/BEE2.4/src/utils.py", line 21, in <module>
    from srctools import Angle
  File "/usr/lib/python3.11/site-packages/srctools/__init__.py", line 16, in <module>
    from useful_types import SupportsKeysAndGetItem
  File "/usr/lib/python3.11/site-packages/useful_types/__init__.py", line 264, in <module>
    class SliceableBuffer(Buffer, Protocol):
  File "<frozen abc>", line 106, in __new__
  File "/usr/lib/python3.11/site-packages/typing_extensions.py", line 696, in __init_subclass__
    _check_proto_bases(cls)
  File "/usr/lib/python3.11/site-packages/typing_extensions.py", line 670, in _check_proto_bases
    raise TypeError('Protocols can only inherit from other'
TypeError: Protocols can only inherit from other protocols, got <class 'typing_extensions.Buffer'>

Additional information

All required packages is installed. (As far as I know)
I use SteamOS 3.0 (Arch Linux)
I have Python 3.11.3

[TeamSpen210]

I think this was fixed in typing_extensions 4.7.0rc1, so updating to 4.7.0 will fix it. Best to just get the latest though.